@article{souza_sousa_sampaio_2013, 
  title={Soybean development and thermal requirement under the climatic conditions of Paragominas, Pará state, Brazil}, 
  volume={56}, 
  DOI={10.4322/rca.2013.055}, 
  publisher={Editora Cubo Multimidia}, 
  author={Souza and Sousa and Sampaio}, 
  year={2013}
  }